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HK1148228A1 - Method for preparing optionally substituted p-hydroxymandelic compounds and derivatives thereof - Google Patents

Method for preparing optionally substituted p-hydroxymandelic compounds and derivatives thereof

Info

Publication number
HK1148228A1
HK1148228A1 HK11102511.3A HK11102511A HK1148228A1 HK 1148228 A1 HK1148228 A1 HK 1148228A1 HK 11102511 A HK11102511 A HK 11102511A HK 1148228 A1 HK1148228 A1 HK 1148228A1
Authority
HK
Hong Kong
Prior art keywords
derivatives
optionally substituted
preparing optionally
hydroxymandelic
compounds
Prior art date
Application number
HK11102511.3A
Inventor
Bruno Heinisch
Pascal Pitiot
Jean-Louis J Grieneisen
Original Assignee
Rhodia Operations
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39714015&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1148228(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rhodia Operations filed Critical Rhodia Operations
Publication of HK1148228A1 publication Critical patent/HK1148228A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
HK11102511.3A 2007-12-18 2011-03-14 Method for preparing optionally substituted p-hydroxymandelic compounds and derivatives thereof HK1148228A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0708823A FR2925047B1 (en) 2007-12-18 2007-12-18 PROCESS FOR THE PREPARATION OF P-HYDROXYMANDELIC COMPOUNDS POSSIBLY SUBSTITUTED AND DERIVED
PCT/EP2008/067107 WO2009077383A1 (en) 2007-12-18 2008-12-09 Method for preparing optionally substituted p-hydroxymandelic compounds and derivatives thereof

Publications (1)

Publication Number Publication Date
HK1148228A1 true HK1148228A1 (en) 2011-09-02

Family

ID=39714015

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11102511.3A HK1148228A1 (en) 2007-12-18 2011-03-14 Method for preparing optionally substituted p-hydroxymandelic compounds and derivatives thereof

Country Status (8)

Country Link
US (1) US8759573B2 (en)
EP (1) EP2222627B3 (en)
CN (1) CN101835734B (en)
BR (1) BRPI0817010B1 (en)
ES (1) ES2390396T7 (en)
FR (1) FR2925047B1 (en)
HK (1) HK1148228A1 (en)
WO (1) WO2009077383A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102040495A (en) * 2010-11-22 2011-05-04 天津市职业大学 Method for synthesizing vanillin by using glyoxylic acid and guaiacol together
FR2993882B1 (en) 2012-07-26 2014-08-15 Rhodia Operations PROCESS FOR THE PREPARATION OF ALKOXYHYDROXYBENZALDEHYDE SUBSTANTIALLY FREE OF ALKYL-ALKOXYHYDROXYBENZALDEHYDE
FR2993881B1 (en) 2012-07-26 2014-08-15 Rhodia Operations PROCESS FOR THE PREPARATION OF ALKOXYPHENOL AND ALKOXYHYDROXYBENZALDEHYDE
US9650322B2 (en) 2012-07-26 2017-05-16 Rhodia Operations Method for producing alkoxyhydroxybenzaldehyde
FR3021314B1 (en) * 2014-05-26 2016-05-13 Rhodia Operations PROCESS FOR THE PREPARATION OF P-HYDROXYMANDELIC COMPOUNDS IN REACTORS
US20190031588A1 (en) 2017-07-28 2019-01-31 Rhodia Operations New vanillin and or ethylvanillin, process for their preparations and use thereof
CN111848377B (en) * 2020-08-18 2022-12-06 重庆化工职业学院 Preparation method of ethyl vanillin
FR3116819B1 (en) 2020-12-01 2023-11-17 Rhodia Operations Process for preparing frambinone
CN115745779B (en) * 2022-12-26 2025-02-25 重庆欣欣向荣精细化工股份有限公司 A method for preparing 3-ethoxy-4-hydroxymandelic acid at low temperature

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51128934A (en) 1975-04-30 1976-11-10 Ube Ind Ltd Process for preparing p-hydroxybenzaldehydes
US4165341A (en) * 1977-02-04 1979-08-21 Ube Industries, Ltd. Process for preparing protocatechualdehyde and its derivatives
FR2654428B1 (en) * 1989-11-16 1992-03-06 Hoechst France NEW PROCESS FOR THE CONTINUOUS INDUSTRIAL MANUFACTURE OF AN AQUEOUS GLYOXYLIC ACID SOLUTION.
FR2693458B1 (en) * 1992-07-10 1994-12-09 Rhone Poulenc Chimie Process for para-hydroxyalkylation of hydroxylated aromatic compounds.
FR2779718B1 (en) 1998-06-16 2000-12-29 Rhodia Chimie Sa PROCESS FOR THE PREPARATION OF P-HYDROXYMANDELIC COMPOUNDS, WHETHER POSSIBLE SUBSTITUTED AND DERIVATIVES

Also Published As

Publication number Publication date
EP2222627B1 (en) 2012-08-08
BRPI0817010A2 (en) 2015-03-24
CN101835734A (en) 2010-09-15
BRPI0817010B1 (en) 2017-05-23
CN101835734B (en) 2013-06-19
WO2009077383A1 (en) 2009-06-25
FR2925047A1 (en) 2009-06-19
EP2222627A1 (en) 2010-09-01
ES2390396T3 (en) 2012-11-12
EP2222627B3 (en) 2015-04-08
US8759573B2 (en) 2014-06-24
US20110009664A1 (en) 2011-01-13
FR2925047B1 (en) 2010-01-01
ES2390396T7 (en) 2015-04-28

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20181207